rec: Don't follow CNAME when fetching DNSKEYs

diff --git a/pdns/syncres.cc b/pdns/syncres.cc
index 45a1551f8c07b87e9b6fad16640a4ed31ca3d359..c9070e3e528be498a023495e35b14fda44daa254 100644 (file)
--- a/pdns/syncres.cc
+++ b/pdns/syncres.cc
@@ -1596,7 +1596,11 @@ vState SyncRes::getDNSKeys(const DNSName& signer, skeyset_t& keys, unsigned int
   LOG("Retrieving DNSKeys for "<<signer<<endl);
 
   vState state = Indeterminate;
+  /* following CNAME might lead to us to the wrong DNSKEY */
+  bool oldSkipCNAME = d_skipCNAMECheck;
+  d_skipCNAMECheck = true;
   int rcode = doResolve(signer, QType(QType::DNSKEY), records, depth + 1, beenthere, state);
+  d_skipCNAMECheck = oldSkipCNAME;
 
   if (rcode == RCode::NoError) {
     if (state == Secure) {